Handwritten letter from John A. Davis to Sydney Brenner, 10/1/1986
Letter from Ian McConnell to Sydney Brenner, 11/6/1981
Letter from John A. Davis to Sydney Brenner #1, 16/04/1980
Letter from John A. Davis to Sydney Brenner #2, 28/05/1981
Letter from John A. Davis to Sydney Brenner #3, 12/6/1981
Letter from John A. Davis to Sydney Brenner #4, 15/11/1983
Letter from Sydney Brenner to Ian McConnell, 4/6/1981
Letter from Sydney Brenner to John A. Davis #1, 23/04/1980
Letter from Sydney Brenner to John A. Davis #2, 4/6/1981
Letter from Sydney Brenner to John A. Davis #3, 28/11/1983
Letter from Sydney Brenner to John A. Davis #4, 29/01/1986
Reprint: Some thoughts on the philosophy of medical research, by John A. Davis, 1984